SA1412
BLOCK DIAGRAM
ABSOLUTE MAXIMUM RATING
Characteristics
Supply Voltage
Symbol
Rating
Unit
V
V
•0.3~18
CC max
CS Pin Voltage
V
•0.6~V
•0.6~V
300
V
CSmax
CC
OC Pin Voltage
V
V
OCmax
CC
Allowable Dissipation
Storage Temperature Range
Operating Temperature Range
P
d
mV
°C
°C
T
stg
•40~125
•20~70
T
amb
ELECTRICAL CHARACTERISTICS (Unless otherwise specified, take SA1412B for instance, Tamb=25°C)
Characteristics
Symbol
Test condition
Min.
Typ. Max.
Unit
4.275 4.300 4.325
Overcharge Detection Voltage
V
OC
T =•20°C ~70°C;
amb
V
Overcharge
Voltage
Detection
Hystere
ǻV
170
220
270
mV
V
OC
Overdischarge Detection Voltage
V
OD
2.20
2.30
2.40
Consumption Current 1
Consumption Current 2
Consumption Current 3
Consumption Current 4
VL pin input Current
I
I
I
I
V =V =1.0V, V =1.4V
••
••
••
0.5
18.0
150
0
0.1
0.8
23.0
••
mA
mA
mA
mA
mA
VH1
VH2
VH3
VH4
H
L
CS
V =V =1.9V, VCS=3.2V
H
L
V =V =3.5V
••
H
L
V =V =4.5V,ROC=270 KW
••
H
L
I
V =V =3.5V
•0.3
0.3
VL
H
L
Discharge resume by
voltage rise
Overdischarge Release Voltage
V
DF
3.3
3.5
3.7
V
GD Pin H Output Voltage
GD Pin L Output Voltage
V
VH=VL =3.5V, IL=•10µA
VH=VL =3.5V, IL=10µA
VH•0.3 V •0.2
••
V
V
GDH
H
V
••
0.2
0.3
GDL
(To be continued)
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:2.2
2007.09.28
Page 2 of 5
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